Introduction to Extensional Styles: an overview
History of Earth: using Fossils and Rock Layers to tell the story
Evolution lectures 5&6 - Week3 - September 2013
Evolution lectures 5 6 2012b
Sedimentary Rocks Rocks made of bits & pieces of other rocks.
Fossils. The earliest clues about life on earth are about 3.5 billion years old!!!!
PALAEONTOLOGY The study of fossils © 2008 Paul Billiet ODWSODWS.
Whos First? Copyright © Houghton Mifflin Harcourt Publishing Company What is relative dating? Scientists try to find out the order in which events happened.
Uniformitarianism Laws of nature DONT change with time Past events explained & estimated by modern processes The Present is the Key to the Past.
Unit 2 Lesson 2 Relative Dating Copyright © Houghton Mifflin Harcourt Publishing Company.
Geology and Dating Millions of Years. Geology and Dating: The Unreliability of Dating the earth by using Geology… The strata or geologic column, from.
Evidence for Evolution 1. Evidence Evidenceof common ancestry among species comes from many sources. Evidence of common ancestry among species comes from.